Determination of locally perfect discrimination for two-qubit unitary operations

DOI10.1007/s11128-015-1175-xzbMath1333.81093OpenAlexW2224059493MaRDI QIDQ265421

Fei Gao, Qiao-Yan Wen, Zhi-Chao Zhang, Ying-Hui Yang, Tian-Qing Cao

Publication date: 4 April 2016

Published in: Quantum Information Processing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11128-015-1175-x

zbMATH Keywords

local discriminationlocal numerical rangeunitary operations

Mathematics Subject Classification ID

Quantum state estimation, approximate cloning (81P50)

Related Items (3)

Query complexity of unitary operation discrimination ⋮ Relations between state discrimination and state exclusion ⋮ Process estimation in qubit systems: a quantum decision theory approach

Cites Work

• Product numerical range in a space with tensor product structure
• Perfect discrimination of projective measurements with the rank of all projectors being one
• Unitary Transformations Can Be Distinguished Locally
• Entanglement is Not Necessary for Perfect Discrimination between Unitary Operations
• Exact quantum search by parallel unitary discrimination schemes
• Restricted numerical range: A versatile tool in the theory of quantum information
• Unambiguous discrimination among oracle operators

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